<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>JS注释</title>

    <script>
        // 单行注释


        /*
        多行注释 和JAVA的注释一样
         */
    </script>

</head>

<body>



</body>

</html>